*{box-sizing:border-box}html,body{color:#e6e8ef;background:#0b1020;margin:0;padding:0;font-family:Arial,Helvetica,sans-serif}a{color:#9ecbff;text-decoration:none}a:hover{text-decoration:underline}main{max-width:840px;margin:0 auto;padding:48px 20px;line-height:1.6}h1{margin:0 0 16px;font-size:2rem}h2{margin-top:28px;font-size:1.2rem}.muted{color:#b2b8c8}nav{gap:16px;margin-top:24px;display:flex}